Walker Ultra Direct-Fit Catalytic Converters

4.43 out of 5 stars 387 Customer Reviews

Walker Ultra Direct-Fit catalytic converters fit like OE, because the company makes original equipment! Besides the perfect fit, inside the Ultra catalytic converters are ceramic substrates with high-tech washcoat and the right loading of precious metals. The outside bodies are stainless steel for long life and durability. Catalytic converters are a vital part of your vehicle's emission control system; choose the fit, quality, and performance of a Walker Ultra catalytic converter. Order the replacement model designed for your vehicle application.

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Walker Ultra Direct-Fit Catalytic Converters 50497

Catalytic Converter, Ultra Direct-Fit, Stock Flange, Two Inlets, One Outlet, Stainless Steel, Ceramic Honeycomb, Chevrolet, GMC, Each

Part Number: WLK-50497

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Ultra Direct-Fit Catalytic Converters for 2004-2006 CANYON, COLORADO, 2006-2007 H3 - 16481

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Hummer, Each

Part Number: WLK-16481

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 642196

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026

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Walker Ultra Direct-Fit Catalytic Converters 53726

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Flange, Chevrolet, GMC, Each

Part Number: WLK-53726

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Catco Federal/EPA Direct-Fit Catalytic Converters 9990

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

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Walker Ultra Direct-Fit Catalytic Converters 50572

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Each

Part Number: WLK-50572

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2007-2012 CANYON, COLORADO - 16611

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Each

Part Number: WLK-16611

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 16671

Catalytic Converter, Direct Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Saab, Each

Part Number: WLK-16671

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Ultra Direct-Fit Catalytic Converters 50601

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, GMC, Each

Part Number: WLK-50601

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 50486

Catalytic Converter, Ultra Direct-Fit, Stainless Steel, Ceramic Honeycomb, Cadillac, Chevy, GMC, Each

Part Number: WLK-50486

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 645291

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2004-2006 CANYON, COLORADO, 2006 I-280 - 16612

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, GMC, Each

Part Number: WLK-16612

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Catco Direct-Fit Catalytic Converters for 2004-2006 CANYON, COLORADO, 2006 I-280 - 1216

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2012-2017 EQUINOX, TERRAIN - 16882

Ultra EPA Catalytic Converter

Part Number: WLK-16882

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2002-2006 SIERRA 1500 HD, SILVERADO 1500 HD - 54899

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, GMC, Each

Part Number: WLK-54899

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 50316

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-50316

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 56220

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Each

Part Number: WLK-56220

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 645815

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026

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Walker Ultra Direct-Fit Catalytic Converters 40641

Catalytic Converter, Direct Fit, Stainless Steel, Each

Part Number: WLK-40641

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Direct-Fit Catalytic Converters 645813

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026

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